But experts suggest adding another to your radar: the latest strain of COVID, NB 1.8.1, which is surging in China and has ...

A new Covid-19 variant, NB.1.8.1, has surfaced in the US, following a surge in China, with cases detected in international ...

A fast-spreading COVID-19 variant from China, NB.1.8.1, has reached the US. Though less deadly, experts warn it's more ...